🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.67 AU - 0.69 AU

Year: 236 Days

Day: 25.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.31 AU - 1.35 AU

Year: 647 Days

Day: 29.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.1

Radius: 11.6

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.69 AU - 3.17 AU

Year: 2115 Days

Day: 8.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 104,377,874 km

• M1: 148,102 km (0.104 R)
• M2: 544,536 km (0.119 R)
• M3: 1,013,077 km (0.115 R)
• M4: 1,952,551 km (0.081 R)
• M5: 3,444,192 km (0.063 R)
• M6: 5,091,264 km (0.092 R)
• M7: 5,708,954 km (0.066 R)
• M8: 6,141,142 km (0.104 R)
• M9: 7,094,529 km (0.114 R)
• M10: 7,866,006 km (0.11 R)
• M11: 8,480,853 km (0.094 R)
• M12: 9,633,504 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.4

Radius: 9

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.25 AU - 8.39 AU

Year: 9223 Days

Day: 7.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 104,377,874 km

• M1: 111,899 km (0.059 R)
• M2: 547,827 km (0.12 R)
• M3: 842,535 km (0.118 R)
• M4: 1,281,904 km (0.119 R)
• M5: 3,108,793 km (0.084 R)
• M6: 4,389,501 km (0.096 R)
• M7: 4,765,889 km (0.086 R)
• M8: 5,070,021 km (0.105 R)
• M9: 6,752,549 km (0.052 R)
• M10: 7,334,784 km (0.09 R)
• M11: 11,232,107 km (0.113 R)
• M12: 11,554,341 km (0.108 R)
• M13: 12,905,808 km (0.084 R)
• M14: 16,190,529 km (0.069 R)
• M15: 17,661,973 km (0.108 R)
• M16: 18,171,653 km (0.096 R)
• M17: 19,373,523 km (0.072 R)
• M18: 20,309,257 km (0.078 R)
• M19: 23,821,815 km (0.057 R)
• M20: 24,444,142 km (0.111 R)
• M21: 27,042,358 km (0.09 R)
• M22: 29,310,112 km (0.061 R)
• M23: 32,781,082 km (0.118 R)
• M24: 35,126,926 km (0.111 R)
• M25: 35,933,259 km (0.079 R)
• M26: 38,183,809 km (0.113 R)
• M27: 38,547,482 km (0.039 R)
• M28: 39,281,858 km (0.061 R)
• M29: 41,926,000 km (0.12 R)
• M30: 44,418,450 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.4

Radius: 12

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.36 AU - 11.12 AU

Year: 12820 Days

Day: 6.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 104,377,874 km

• M1: 149,897 km (0.064 R)
• M2: 584,928 km (0.081 R)
• M3: 1,140,684 km (0.04 R)
• M4: 1,641,687 km (0.119 R)
• M5: 3,168,184 km (0.083 R)
• M6: 3,558,335 km (0.092 R)
• M7: 4,646,959 km (0.041 R)
• M8: 5,981,970 km (0.087 R)
• M9: 6,660,097 km (0.043 R)
• M10: 7,473,162 km (0.086 R)
• M11: 7,903,854 km (0.114 R)
• M12: 8,627,459 km (0.094 R)
• M13: 10,155,152 km (0.063 R)
• M14: 10,630,724 km (0.091 R)
• M15: 11,456,355 km (0.054 R)
• M16: 12,744,093 km (0.077 R)
• M17: 17,185,953 km (0.103 R)
• M18: 18,168,661 km (0.05 R)
• M19: 23,104,643 km (0.089 R)
• M20: 25,635,690 km (0.071 R)
• M21: 31,464,621 km (0.028 R)
• M22: 32,137,213 km (0.049 R)
• M23: 36,868,994 km (0.104 R)
• M24: 37,994,269 km (0.115 R)
• M25: 38,629,162 km (0.093 R)
• M26: 45,231,814 km (0.076 R)
• M27: 49,173,119 km (0.103 R)
• M28: 50,231,225 km (0.063 R)
• M29: 51,304,291 km (0.044 R)
• M30: 51,768,942 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.2

Radius: 4.5

Gravity: 38.73 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 13.19 AU - 21.17 AU

Year: 30033 Days

Day: 23.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 104,377,874 km

• M1: 55,950 km (0.109 R)
• M2: 274,811 km (0.075 R)
• M3: 475,272 km (0.051 R)
• M4: 664,364 km (0.087 R)
• M5: 903,122 km (0.091 R)
• M6: 1,498,073 km (0.111 R)
• M7: 1,666,520 km (0.073 R)
• M8: 1,975,440 km (0.095 R)
• M9: 2,249,354 km (0.086 R)
• M10: 2,816,629 km (0.079 R)
• M11: 3,104,006 km (0.106 R)
• M12: 3,347,851 km (0.119 R)
• M13: 4,414,783 km (0.109 R)
• M14: 4,963,807 km (0.109 R)
• M15: 5,383,130 km (0.069 R)
• M16: 5,780,312 km (0.106 R)
• M17: 6,196,793 km (0.115 R)
• M18: 6,583,503 km (0.047 R)
• M19: 8,702,407 km (0.094 R)
• M20: 10,343,197 km (0.112 R)
• M21: 11,095,674 km (0.075 R)
• M22: 12,556,198 km (0.099 R)
• M23: 17,986,750 km (0.115 R)
• M24: 19,274,190 km (0.051 R)
• M25: 19,888,588 km (0.074 R)
• M26: 20,834,495 km (0.09 R)
• M27: 21,920,277 km (0.048 R)
• M28: 28,049,302 km (0.113 R)
• M29: 34,326,578 km (0.084 R)
• M30: 35,380,345 km (0.103 R)
• M31: 49,371,935 km (0.102 R)
• M32: 60,354,962 km (0.096 R)
• M33: 74,846,208 km (0.112 R)
• M34: 82,087,493 km (0.091 R)
• M35: 86,704,083 km (0.117 R)
• M36: 90,065,099 km (0.046 R)
• M37: 103,441,841 km (0.058 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 13,941 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit